Here are the results of your fuzzy-string dictionary search for “undo” with Change Limit: [1] [2] [3]
(Found more than 100 similar words, so Change Limit cannot be increased.) Check this box to automatically search another random word after seconds.
1200 similar words found! Changes to Transform each Found Word to your word are shown as: remove a letter ~ replace a letter ~ swap two letters ~ _add a letter from your word (Use the links in the Changes column to see more Transformation details.)
Search took 3 seconds overall (including website activity, plus SQL activity in the following phases):